Can't restore phone back to normal - PLEASE HELP! I'VE TRIED EVERYTHING :eek:

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http://forum.xda-developers.com – By the way, I tried installing HSPL 3.0.3 and it keeps saying wrong vendor or bad ID or something along those lines. Instead of posting a vague description of my problem, I took the liberty of posting a video on YouTube. Link: http://www.youtube.com/watch?v=nRotY...ature=youtu.be (HowTos)